X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fvertexbuffer.cpp;fp=source%2Fvertexbuffer.cpp;h=4385c2f10b0ae18f0253ffe0883ca68a111b9ce6;hb=84bc56b96c21c831104a22e0cbd0f3b72ab5d8c3;hp=0000000000000000000000000000000000000000;hpb=7adcad3b40a03000a82e32db4523761c218309b8;p=libs%2Fgl.git

diff --git a/source/vertexbuffer.cpp b/source/vertexbuffer.cpp
new file mode 100644
index 00000000..4385c2f1
--- /dev/null
+++ b/source/vertexbuffer.cpp
@@ -0,0 +1,36 @@
+#define GL_GLEXT_PROTOTYPES
+#include <GL/gl.h>
+//XXX gl.h seems to include glext.h, but can I rely on this?
+//#include <GL/glext.h>
+#include "vertexbuffer.h"
+
+namespace Msp {
+namespace GL {
+
+VertexBuffer::VertexBuffer()
+{
+	glGenBuffers(1, &id);
+}
+
+void VertexBuffer::bind() const
+{
+	glBindBuffer(GL_ARRAY_BUFFER, id);
+	bound=this;
+}
+
+void VertexBuffer::data(sizei size, void *d)
+{
+	if(bound!=this) bind();
+
+	glBufferData(GL_ARRAY_BUFFER, size, d, GL_STATIC_DRAW);
+}
+
+VertexBuffer::~VertexBuffer()
+{
+	glDeleteBuffers(1, &id);
+}
+
+const VertexBuffer *VertexBuffer::bound=0;
+
+} // namespace GL
+} // namespace Msp